Home / 3,406,469.70-4,700,769.98-1,955,143.64

Finding the Fourth Proportional to 3,406,469.70, 4,700,769.98 and 1,955,143.64

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Solution

The fourth proportional to 3,406,469.70, 4,700,769.98 and 1,955,143.64 is: 2,698,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,469.70 : 4,700,769.98 = 1,955,143.64 : x
  2. Step 2: Convert to fraction form
    3,406,469.70/4,700,769.98 = 1,955,143.64/x
  3. Step 3: Cross multiply
    3,406,469.70x = 4,700,769.98 × 1,955,143.64
  4. Step 4: Simplify right side
    3,406,469.70x = 9,190,680,529,499.93
  5. Step 5: Solve for x
    x = 9,190,680,529,499.93/3,406,469.70
  6. Step 6: Final answer
    x = 2,698,007.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.